21433152

Names of 21433152

• Cardinal: 21433152 can be written as Twenty-one million, four hundred thirty-three thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 2.1433152 × 10⁷

Factors of 21433152

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 326

Divisors of 21433152

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 31 32 39 48 52 62 64 78 93 96 104 124 156 186 192 208 248 277 312 372 403 416 496 554 624 744 806 831 832 992 1108 1209 1248 1488 1612 1662 1984 2216 2418 2496 2976 3224 3324 3601 4432 4836 5952 6448 6648 7202 8587 8864 9672 10803 12896 13296 14404 17174 17728 19344 21606 25761 25792 26592 28808 34348 38688 43212 51522 53184 57616 68696 77376 86424 103044 111631 115232 137392 172848 206088 223262 230464 274784 334893 345696 412176 446524 549568 669786 691392 824352 893048 1339572 1648704 1786096 2679144 3572192 5358288 7144384 10716576 21433152
• Sum of all divisors σ(n): 63268352
• Sum of proper divisors (its aliquot sum) s(n): 41835200
• 21433152 is an abundant number, because the sum of its proper divisors (41835200) is greater than itself. Its abundance is 20402048

Bases of 21433152

• Binary: 1010001110000101101000000₂
• Hexadecimal: 0x1470B40
• Base-36: CRDXC

Squares and roots of 21433152

• 21433152 squared (21433152²) is 459380004655104
• 21433152 cubed (21433152³) is 9845961465533551607808
• The square root of 21433152 is 4629.5952306871
• The cube root of 21433152 is 277.7764018185

Scales and comparisons

• 21,433,152 seconds is equal to 35 weeks, 3 days, 1 hour, 39 minutes, 12 seconds.
• To count from 1 to 21,433,152 would take you about two hours!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21433152 cubic inches would be around 23.1 feet tall.

Recreational maths with 21433152

• 21433152 backwards is 25133412
• The number of decimal digits it has is: 8
• The sum of 21433152's digits is 21
• More coming soon!